KY

Kei Yoshida

IC Idemitsu Kosan Co.: 3 patents #22 of 135Top 20%
MC Mitsui Chemicals: 1 patents #71 of 237Top 30%
📍 Sodegaura, PA: #1 of 1 inventorsTop 100%
Overall (2018): #27,331 of 503,207Top 6%
5
Patents 2018

Issued Patents 2018

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9991447 Material for organic electroluminescent element, and organic electroluminescent element produced using same Toshihiro Iwakuma 2018-06-05
9978952 Fused heterocyclic aromatic derivative, organic electroluminescence element material, and organic electroluminescence element using same Yuki Nakano, Hideaki Nagashima, Ryohei Hashimoto 2018-05-22
9960364 Ladder compound, and organic electroluminescent element using same Yuki Nakano, Ryohei Hashimoto 2018-05-01
9920026 Amide derivatives, process for preparation thereof and use thereof as insecticide Takeo Wakita, Hiroyuki Katsuta, Akiyoshi Kai, Yutaka Chiba, Kiyoshi Takahashi +6 more 2018-03-20
9905779 Organic electroluminescent element and electronic device Toshinari Ogiwara, Ryohei Hashimoto, Yumiko Mizuki 2018-02-27